25157323 has 2 divisors, whose sum is σ = 25157324. Its totient is φ = 25157322.

The previous prime is 25157317. The next prime is 25157389. The reversal of 25157323 is 32375152.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25157323 - 2⁵ = 25157291 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25157291 and 25157300.

It is not a weakly prime, because it can be changed into another prime (25157023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12578661 + 12578662.

It is an arithmetic number, because the mean of its divisors is an integer number (12578662).

Almost surely, 2^25157323 is an apocalyptic number.

25157323 is a deficient number, since it is larger than the sum of its proper divisors (1).

25157323 is an equidigital number, since it uses as much as digits as its factorization.

25157323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6300, while the sum is 28.

The square root of 25157323 is about 5015.7076270453. The cubic root of 25157323 is about 293.0138453622.

The spelling of 25157323 in words is "twenty-five million, one hundred fifty-seven thousand, three hundred twenty-three".